package com.example.pay_service.service; /**
 * @title: ShoppingService
 * @projectName mall
 * @description: TODO
 * @author TLJ
 * @date 2021/12/1615:44
 */

import com.example.pay_service.vo.Shopping;

import java.util.List;

/**
 　　* @description: TODO
 * CLassName ShoppingService
 　　* @author TLJ
 　　* @date   
 　　*/
public interface ShoppingService {
    int addshopping(Shopping shopping);

    List<Shopping> showshopping(int user_id);

    int delshopping(int cart_id);

    Shopping query_cart(int cart_id);
}
